Arduino’s new power management library provides developers with the tools they need to reduce power consumption, extend battery life, and enhance performance across various devices.

Makers looking for a more substantial portable battery pack that they can make themselves should check out this this DIY power bank ...

Kanflo’s project is a wireless Arduino clone that’s meant to operate in a way that doesn’t take up a lot of battery juice, so it’s pretty low power.

This Arduino-compatible board fits neatly into a AA battery slot. Kanflo opted for this form factor to create a self-contained radio node that supplies its own power.